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2016 AMC 10A Question 25

AMC10 · 2016 AMC 10A

Question 25

How many ordered triples $(x,y,z)$ of positive integers satisfy $$
\text{lcm}(x,y) = 72,
$$$$
\text{lcm}(x,z) = 600,
$$ and $$
\text{lcm}(y,z)=900?
$$
  1. $15$
  2. $16$
  3. $24$
  4. $27$
  5. $64$